Showing headlines posted by ostechnix

This step-by-step tutorial explains how to configure static IP and dynamic IP address in Arch Linux and its derivatives like EndeavourOS and Manjaro Linux.

In this guide, we'll explain how to restore the default groups assigned to users during the Linux installation process.

Managing users and their group memberships efficiently is a fundamental task in Linux and Unix system administration. In this tutorial, we will explain how to add a user to multiple groups in Linux and Unix.

This tutorial describes how to create ad hoc shell environments to test a package without installing it using Nix package manager in Linux.

Nix-shell allows you create customized development environments for each project, complete with all the necessary tools and libraries.

This detailed tutorial explains how to install, remove, update, and upgrade packages using Nix package manager in Linux.

In this tutorial, we will explain how to install and configure openSSH on NixOS. Unlike the traditional Linux systems (like Debian or RHEL), setting up openSSH in NixOS is entirely different, but not difficult.

This tutorial teaches you all you need to know about Nix, a powerful package manager for Linux and Unix.

Whether you’re a system administrator or a programmer, understanding how long a command takes to execute can be useful for optimizing performance. This brief tutorial explains how to find when a command is executed in Linux.

Is your Linux system using Wayland, the new display server, or the older X11? Learn how to check if you're using Wayland or X11 in Linux.

In this tutorial, we will give you an overview about COSMIC DE and its features, and then we will walk you through the steps to install COSMIC Desktop Environment in the latest Fedora 39 Linux system.

The desktop-file-install utility allows you to create desktop entries (shortcuts, menu items, launchers) for AppImages and other application bundles in Linux.

Learn how to find which package provides a specific command in various Linux distributions with examples.

MarkText is a sleek, open-source Markdown editor for distraction-free writing and note-taking, with real-time preview, themes, and extensive export options.

Knowing how to efficiently count files and directories in Linux is a valuable skill for system administrators and anyone who works with large amounts of data. In this guide, I'll share how I use simple command line tools, such as find, wc, and ls, to quickly find the exact number of files and directories in Linux and Unix operating systems.

In this tutorial, let's explore how to use the maxdepth and mindepth options with the find command to search for files and directories within specified range i.e. depth levels in Linux with examples.

Learn how to find the Parent Process ID (PPID) of a given process in Linux using ps and pstree commands for better process management, troubleshooting, and security.

Discover five different ways to empty a file from command line without deleting the file itself in Linux and Unix-like operating systems.

In this brief tutorial, we will learn why aliasing 'rm' command to 'rm -i' is a bad practice with a practical example. We are also going to learn about the best practices and safer alternatives to alias the rm command in Linux.

In this post, we'll walk through how to recover your lost crontab entries, how to back up crontab entries regularly, and strategies to prevent Crontab entries from accidental deletion in the future.